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For information on recreation site status on National Forest System lands, please visit https://www.fs.usda.gov/visit.
Save the bats!
LEFT: The harp trap is set at the door of the cave just a few cold, wet steps inside the mouth of the Minnetonka Cave. The cave provides a consistently cool habitat for bat hibernation in winter. RIGHT: Jason Beck, biologist with Idaho Fish and Game, tightens a nylon filament on the harp trap…
#Bats, #WhiteNoseSyndrome, #USGeologicalSurvey, #USFishAndWildlifeService, #Disease
Oak wilt suppression technique showing promise combating disease
About 12 Forest Service Eastern Region tree climbers climbed and injected 20 targeted trees per state on Department of Natural Resources lands in Michigan, Wisconsin and Minnesota over the course of three weeks in June 2023. USDA Forest Service photo by Rich Kujawa.
WISCONSIN—A promising new technique…
#Disease, #Research, #Collaboration, #Science
Abiotic Forest Damage
Abiotic damage to pine caused by chemical drift. (USDA Forest Service photo by by Dr. Bruce Moltzan)
Abiotic forest damage caused by non-living factors are a natural and integral part of forest ecosystems that have major impacts, positive and negative. When these non-living factors exceed their normal range of variation, however, the impacts on forests can be extreme affecting entire…
#ForestHealth, #ForestHealthProtection, #Disease
Invasive Forest Pathogens
Sudden Oak Death in China Camp State Park near San Rafael, CA. (USDA Forest Service photo by Bruce Moltzan)
Preventing or reducing undesirable impacts of invasive forest diseases are a difficult challenge facing all land managers. Invasive forest diseases such as Sudden Oak Death, Laurel Wilt, White Pine Blister Rust, Chestnut Blight, Dutch Elm Disease, and Butternut Canker, continue to have…
#PlantPathogens, #ForestHealth, #ForestHealthProtection, #Invasives, #Disease
National Insect & Disease Risk and Hazard Mapping
NIDRM Composite Risk Map by Subwatersheds
FHAAST has completed the 2013 - 2027 National Insect and Disease Risk Map (2012 NIDRM); a nationwide strategic assessment and database of the potential hazard for tree mortality due to major forest insects and diseases. The goal of NIDRM is to summarize landscape-level patterns of potential insect and disease activity, consistent with the philosophy…